William S. Hart Union High School District’s schools enrolled 20,653 students in the 2023-24 school year, 1.5% less than the previous year, according to the California Department of Education.
Of all the students welcomed in the 2023-24 school year, 52% of them were boys, and 48% were girls.
The most represented ethnicity among William S. Hart Union High School District students was white, accounting for 32.2% of the student population.
William S. Hart Union High School District covers 16 schools within Los Angeles County with its main office in Santa Clarita.
Among the 16 schools in William S. Hart Union High School District, Saugus High School recorded the highest enrollment of 2,295 students in the 2023-24 school year.
Although chronic absenteeism in California decreased in 2023, it remains double the pre-pandemic rate. According to the Public Policy Institute of California, chronic absenteeism in the state public schools reached 25% in 2023, up from 12% in 2019.
| School | Total Enrollment |
|---|---|
| Saugus High School | 2,295 |
| Valencia High School | 2,258 |
| Golden Valley High School | 1,993 |
| Canyon High School | 1,966 |
| William S. Hart High School | 1,930 |
| West Ranch High School | 1,843 |
| Arroyo Seco Junior High School | 1,240 |
| Castaic High School | 1,193 |
| Rio Norte Junior High School | 1,110 |
| La Mesa Junior High School | 1,023 |
| Sierra Vista Junior High School | 974 |
| Placerita Junior High School | 920 |
| Rancho Pico Junior High School | 848 |
| Academy of the Canyons | 390 |
| Learning Post Academy (Alternative) | 363 |
| Bowman (Jereann) High (Continuation) | 307 |



